<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>登录</h1>
<div>
    <input placeholder="用户名" v-model=user.username><br>
    <input type="password" placeholder="密码" v-model="user.password"><br>
<input type="checkbox" v-model="user.rem">记住用户名密码<br>
    <input type="button" value="登录" @click="login()">
</div>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
<script>
    let v = new Vue({
        el:"body>div",
        data:{
            user:{
                username:"",
                password:"",
                rem:false,
            }
        },
        methods: {
            login() {
                axios.post("/login", v.user).then(function (r) {
                    if (r.data == 1) {
                        alert("登录成功")
                        location.href = "/";
                    } else if (r.data == 2) {
                        alert("用户名不存在")
                    } else {
                        alert("密码错误")
                    }
                })
            }
        },
        created:function () {
            let arr =document.cookie.split(";");
            for(let cookie of arr){
                let cookieArr=cookie.split("=");
                let name=cookieArr[0].trim();
                let value=cookieArr[1]
                if(name=="username"){
                    this.user.username=value;
                }else if(name=="password"){
                    this.user.password=value;
                }
            }
            if(arr!=null){
                this.user.rem=true;
            }
        }
    })
</script>
</body>
</html>